Your PLL circuit needs a micropower phase lock loop and the 4046 is it. 16-pin package, standard CMOS, built for frequency synthesis and timing recovery. The exact part your schematic references. $5 RRP
| brand | JAYCAR |
| sku | ZC4046 |
| category | ELECTRONICS & COMPONENTS |
| subcategory | ELECTRONIC COMPONENTS |
| rrp | $5.00 |
| pins | 16 |